131170031420

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{15216941}}^1$

素因数の和:15217381

約数の個数: 24

約数和(自身を含む): 276096195648

約数和(自身を除く): 144926164228

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 15216941, 30433882, 60867764, 76084705, 152169410, 304338820, 6558501571, 13117003142, 26234006284, 32792507855, 65585015710, 131170031420]

約数ペア:

[(1, 131170031420), (2, 65585015710), (4, 32792507855), (5, 26234006284), (10, 13117003142), (20, 6558501571), (431, 304338820), (862, 152169410), (1724, 76084705), (2155, 60867764), (4310, 30433882), (8620, 15216941)]